Chess South Africa Ratings Database

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Personal

Norris, B (Britney)

Chess SA id

2120139737

FIDE id

Date of birth

2012-06-20 (U14)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

57.9

Junior GPX Points

1286

Item	Main	Standard	Rapid	Blitz
Rating	1372.5	1362.2	1276.4	1216.3
Raw rating	1372.5	1362.2	1276.4	1216.3
Weighted rating	1321.1	1314.5	1256.1	1209.8
Weighted performance	1323.7	1319.1	0	0
Floor	891.4	904.2	776.4	716.3
K-factor	36	32	36	36
Min/Max rating change allowed	129.7	131.6	148.7	162
Highest rating	1391.4 2025-03-01	1404.2 2025-03-01	1513.1 2024-11-01	1216.3 2025-02-01
Highest raw rating	1391.4 2025-03-01	1404.2 2025-03-01	1276.4 2024-12-01	1216.3 2025-02-01
Highest weighted rating	1321.1 2025-09-30	1314.5 2025-09-30	1249.2 2025-08-01	1208 2025-08-01
Highest weighted performance	1391.4 2025-03-01	1404.2 2024-07-01	1513.1 2024-11-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1372.5	1362.2	1276.4	1216.3
Analysis
Rating	1372.5	1362.2	1276.4	1216.3
Raw rating	1372.5	1362.2	1276.4	1216.3
Weighted rating	1321.1	1314.5	1256.1
Weighted performance	1323.7	1319.1	0
K-factor	36	32	36	36
Floor	891.4	904.2	776.4	716.3
Max/Min rating change allowed	129.7	131.6	148.7	162
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1372.5	1362.2	1276.4	1216.3
New weighted rating	1326.1	1318.9	1259.2	1210.6
New weighted performance	1323.3	1318.6	0	0
Temp new rating	1372.5	1362.2	1276.4	1216.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1372.5	1362.2	1276.4	1216.3
New K-factor	36	32	36	36
New floor	891.4	904.2	776.4	716.3

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	56	48	0	8
	46	36	10	0
	40	40	0	0
	22	22	0	0
	0	0	0	0
History	164	146	10	8

Games since
	Main 113	Standard 95		Rapid 10		Blitz 8
Gender	Female
Age group	U14
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	2443		323		112
Female	431		49		17
U14	404		67		21
U14 Female	97		14		7
Standard
	RSA		Province		Region
Overall	2451		329		113
Female	451		54		19
U14	430		71		23
U14 Female	106		15		8
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	56	29.5	52.68	22.8	1341	1363.7
Standard	48	25	52.08	17.7	1331.7	1349.4
Rapid	0	0	0	0	0	0
Blitz	8	4.5	56.25	53.1	1396.8	1449.9
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	164	82	50	0	1295.3	1295.3
Standard	146	70	47.95	-17.5	1291.8	1274.3
Rapid	10	7.5	75	212.5	1265.8	1478.3
Blitz	8	4.5	56.25	53.1	1396.8	1449.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1372.5	1362.2	1276.4	1216.3
2025-09-01	1315	1309.4	1276.4	1216.3
2025-08-01	1315	1309.4	1276.4	1216.3
2025-07-01	1313.8	1309.1	1276.4	1216.3
2025-06-01	1333.1	1335.7	1276.4	1216.3
2025-05-01	1343.4	1348.7	1276.4	1216.3
2025-04-01	1371.2	1378.1	1276.4	1216.3
2025-03-01	1391.4	1404.2	1276.4	1216.3
2025-02-01	1325	1282.7	1276.4	1216.3
2025-01-01	1313.6	1263.1	1276.4	1200
2024-12-01	1313.6	1263.1	1276.4	1200
2024-11-01	1299.6	1263.1	1267	1200
2024-10-01	1216.5	1226	1200	1200
2024-09-01	1206.4	1218.8	1200	1200
2024-08-01	1341.9	1352.3	1200	1200
2024-07-01	1319.5	1328.5	1200	1200
2024-06-01	1319.5	1328.5	1200	1200
2024-08-01	1295.9	1303.7	1200	1200
2024-04-01	1295.9	1303.7	1200	1200
2024-03-01	1295.9	1303.7	1200	1200
2024-02-01	1286.9	1295.1	1200	1200
2024-01-01	1286.9	1295.1	1200	1200
2023-12-01	1286.9	1295.1	1200	1200
2023-11-01	1286.9	1295.1	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U14 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
2	NMBCU Closed 2025 (U14)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	1.5	Yes	Analysis
3	NMBCU Open 2025 (B)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
4	NMBCU Trial 4 2025 (U14)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
5	NMB 3rd Trials 2025 (U14)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	5	2	Yes	Analysis
6	NMB 2nd Trials 2025 (U14)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
7	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
8	NMBCH Trial 1 2025 (U14)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
9	NMBCU vs BCC Derby Chess Invitational 2025 (Open B)	2025-01-10	2025-01-11	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
10	NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open B)	2025-01-12	2025-01-12	Blitz	Nelson Mandela Bay (ENM)	9	8	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U14 Girls)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
2	NMBCU Closed 2025 (U14)	2025-06-13	2025-06-14	Standard	Nelson Mandela Bay (ENM)	6	6	1.5	Yes	Analysis
3	NMBCU Open 2025 (B)	2025-05-23	2025-05-24	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
4	NMBCU Trial 4 2025 (U14)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
5	NMB 3rd Trials 2025 (U14)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	5	2	Yes	Analysis
6	NMB 2nd Trials 2025 (U14)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
7	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
8	NMBCH Trial 1 2025 (U14)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
9	NMBCU vs BCC Derby Chess Invitational 2025 (Open B)	2025-01-10	2025-01-11	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
10	NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open B)	2025-01-12	2025-01-12	Blitz	Nelson Mandela Bay (ENM)	9	8	4.5	Yes	Analysis
11	Grey Junior School Chess Team Championship 2024 (Senior)	2024-11-02	2024-11-02	Rapid	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
12	NMBCU Top Schools Final 2024 (Primary School)	2024-10-19	2024-10-29	Standard	Nelson Mandela Bay (ENM)	3	3	2	Yes	Analysis
13	NMBCU Top Schools 2024 (Senior Primary)	2024-10-12	2024-10-12	Rapid	Nelson Mandela Bay (ENM)	5	5	4.5	Yes	Analysis
14	NMBCU Closed 2024 (U14)	2024-09-20	2024-09-21	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
15	NMBCU Trial 5 2024 (U14)	2024-08-16	2024-08-17	Standard	Nelson Mandela Bay (ENM)	6	5	1	Yes	Analysis
16	NMB Open 2024 (B)	2024-08-03	2024-08-04	Standard	Nelson Mandela Bay (ENM)	6	5	0	Yes	Analysis
17	NMBCU Trials 4 2024 (U14)	2024-07-12	2024-07-13	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
18	NMBCU Trial 3 2024 (U14)	2024-05-10	2024-05-11	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis
19	NMBCU Trials 1 2024 (U14)	2024-02-16	2024-02-16	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
20	Eastern Cape Provincial Individual Championship 2023 (U12 Girls)	2023-10-05	2023-10-05	Standard	Nelson Mandela Bay (ENM)	7	7	4	Yes	Analysis
21	Eastern Cape Chess Team Championship 2023 (U12)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
22	NMBCU Closed 2023 (U12)	2023-08-11	2023-08-12	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
23	NMBCU Trial 4 2023 (U12)	2023-07-28	2023-07-29	Standard	Nelson Mandela Bay (ENM)	6	5	2.5	Yes	Analysis
24	EP Trials 3 2023 (U12)	2023-05-05	2023-05-06	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
25	NMB 2nd Trials 2023 (U12)	2023-03-24	2023-03-25	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
26	NMB 1st Trials 2023 (U12)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
27	2022 NMBCU Closed 2022 (U12)	2022-08-19	2022-08-20	Standard	Nelson Mandela Bay (ENM)	5	4	0	Yes	Analysis
28	NMBCU Trial 3 2022 (U12)	2022-07-22	2022-07-23	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
29	2022 NMB Junior Trials 2 (U10)	2022-05-13	2022-05-14	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
30	2022 NMB Junior Trials 1 (U10)	2022-04-22	2022-04-23	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament NMBCU Closed 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-09-21	rnd 6	type Standard	result 1	date 2024-10-29	rnd 2	type Standard	result 1
		Opponent Smith, A (Andre)				Opponent Adams, A (Ashley)
2	5	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Ntsilatana, Y (Yothando)				Opponent Moller, C (Connor)
3	5	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trial 3 2024
		date 2024-02-16	rnd 4	type Standard	result 0.5	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Heneke, R (Ruan)				Opponent Surmon, E (Ethan)

#	Games	Start				End
1	5	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Ntsilatana, Y (Yothando)				Opponent Moller, C (Connor)
2	5	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trial 3 2024
		date 2024-02-16	rnd 4	type Standard	result 0.5	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Heneke, R (Ruan)				Opponent Surmon, E (Ethan)
3	4	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 3	type Standard	result 0.5	date 2025-09-07	rnd 6	type Standard	result 0.5
		Opponent Arbi, I (Imaan)				Opponent Swartz, J (Jane)

#	Games	Start				End
1	6	Tournament NMBCU Top Schools 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-10-12	rnd 1	type Rapid	result 0.5	date 2024-11-02	rnd 1	type Rapid	result 1
		Opponent Lombard, C (Cleo)				Opponent Van Hoogen, L (Liam)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Syse, M (Matthew)				Opponent Syse, M (Matthew)
3	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 3	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Koutsouvelis, M (Matthew)				Opponent Koutsouvelis, M (Matthew)

#	Games	Start				End
1	3	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 2	type Blitz	result 1	date 2025-01-12	rnd 4	type Blitz	result 1
		Opponent Smith, A (Ayden)				Opponent Ndwandwa, L (Longezo)
2	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 9	type Blitz	result 0.5	date 2025-01-12	rnd 9	type Blitz	result 0.5
		Opponent Stander, CL (Cael Lelethu)				Opponent Stander, CL (Cael Lelethu)
3	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 7	type Blitz	result 1	date 2025-01-12	rnd 7	type Blitz	result 1
		Opponent King, J (Jaymie)				Opponent King, J (Jaymie)

#	Games	Start				End
1	6	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-10-12	rnd 2	type Rapid	result 1	date 2024-10-29	rnd 2	type Standard	result 1
		Opponent Daliwe, A (Athenkosi)				Opponent Adams, A (Ashley)
2	5	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Ntsilatana, Y (Yothando)				Opponent Moller, C (Connor)
3	4	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trial 3 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Nel, L (Liam)				Opponent Surmon, E (Ethan)

#	Games	Start				End
1	5	Tournament Pearson High Chess Festival 2025				Tournament NMB 2nd Trials 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Ntsilatana, Y (Yothando)				Opponent Moller, C (Connor)
2	4	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trial 3 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Nel, L (Liam)				Opponent Surmon, E (Ethan)
3	3	Tournament NMBCH Trial 1 2025				Tournament NMBCH Trial 1 2025
		date 2025-02-15	rnd 2	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Sana, E (Enzokuhle)				Opponent Bownes, F (Fabian)

#	Games	Start				End
1	5	Tournament NMBCU Top Schools 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-10-12	rnd 2	type Rapid	result 1	date 2024-11-02	rnd 1	type Rapid	result 1
		Opponent Daliwe, A (Athenkosi)				Opponent Van Hoogen, L (Liam)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Syse, M (Matthew)				Opponent Syse, M (Matthew)
3	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 3	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Koutsouvelis, M (Matthew)				Opponent Koutsouvelis, M (Matthew)

#	Games	Start				End
1	3	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 2	type Blitz	result 1	date 2025-01-12	rnd 4	type Blitz	result 1
		Opponent Smith, A (Ayden)				Opponent Ndwandwa, L (Longezo)
2	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 7	type Blitz	result 1	date 2025-01-12	rnd 7	type Blitz	result 1
		Opponent King, J (Jaymie)				Opponent King, J (Jaymie)

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Van Greunen ,M (Melaney)	7	3	-60.7	7	3	-60.7	0	0	0	0	0	0
1	Van Greunen ,M (Melaney)	7	1199.5	1138.8	7	1207.2	1138.8	0	0	0	0	0	0
2	Du Toit ,H (Hayden)	5	3.5	170	5	3.5	170	0	0	0	0	0	0
2	Du Toit ,H (Hayden)	5	1189.6	1359.6	5	1189.6	1359.6	0	0	0	0	0	0
3	Kapp ,S (Sebastian)	5	1	-255	5	1	-255	0	0	0	0	0	0
3	Kapp ,S (Sebastian)	5	1479.1	1224.1	5	1487.2	1224.1	0	0	0	0	0	0
4	Chipunza ,J (Jaden)	5	1	-255	4	1	-212.5	1	0	-425	0	0	0
4	Chipunza ,J (Jaden)	5	1530.9	1275.9	4	1523.4	1318.4	1	1371.7	1105.9	0	0	0
5	Wessels ,F (Francois)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
5	Wessels ,F (Francois)	4	1234.7	915.9	4	1238.7	915.9	0	0	0	0	0	0
6	Swartz ,J (Jane)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
6	Swartz ,J (Jane)	4	1346.9	1240.7	4	1347.9	1240.7	0	0	0	0	0	0
7	Coetzee ,S (Schalk)	4	0	-425	4	0	-425	0	0	0	0	0	0
7	Coetzee ,S (Schalk)	4	1362.5	937.5	4	1348.8	937.5	0	0	0	0	0	0
8	Fenner ,C (Cole)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
8	Fenner ,C (Cole)	4	1253.9	1466.4	4	1257.8	1466.4	0	0	0	0	0	0
9	Boggenpoel ,B (Blake)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
9	Boggenpoel ,B (Blake)	4	1165.3	1271.5	4	1167.1	1271.5	0	0	0	0	0	0
10	Claassen ,E (Enrique)	4	0	-425	4	0	-425	0	0	0	0	0	0
10	Claassen ,E (Enrique)	4	1531.1	1106.1	4	1547.6	1106.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Norris, B (Britney)

Ratings

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Last 24 raw ratings

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Tournaments

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Top 10 opponents most often played

Norms